.projectWrap {
    .tplCate {
        width: calc(100% - 16px);
    }
    .list {
        display: flex;
        flex-wrap: wrap;
        .item {
            position: relative;
            width: calc(50% - 12px);
            margin-right: 12px;
            margin-bottom: 12px;
            cursor: pointer;
            img {
                width: 100%;
            }
            .useBtn {
                position: absolute;
                bottom: 30px;
                display: none;
                z-index: 2;
                left: 50%;
                transform: translateX(-50%);
            }

            &:hover {
                img {
                    filter: blur(2px);
                }
                .useBtn {
                    display: block;
                }
            }
        }
    }
}